Installation, Start-up, Operating, and
Service and Maintenance Instructions
NOTE: Read the entire instruction manual before starting the
installation.
This symbol → indicates a change since the last issue.
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Portions of the text and tables are reprinted from NFPA 54/ANSI Z223.1-2002©,
with permission of National Fire Protection Association, Quincy, MA 02269 and
American Gas Association, Washington DC 20001. This reprinted material is not the
complete and official position of the NFPA or ANSI on the referenced subject, which
is represented only by the standard in its entirety.
TABLE OF CONTENTS
INTRODUCTION ..........................................................................3
Safety.........................................................................................5
Duct Systems ............................................................................5
PROCEDURE ................................................................................5
LOCATION....................................................................................5
General ......................................................................................5
INSTALLATION .........................................................................10
Bottom Return Air Inlet ....................................................11
Air Ducts.................................................................................15
Gas Piping...............................................................................17
115-V Wiring.....................................................................20
J-Box Relocation ...............................................................20
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
PC 101
Catalog No. See Cover
Tab 6a 8a
4-Way Multipoise Furnace
Series 110/B
24-V Wiring.......................................................................22
Accessories ........................................................................22
Venting ....................................................................................22
Sidewall Venting ...............................................................33
General ....................................................................................33
Adjustments.............................................................................34
Checklist..................................................................................38
Introduction .............................................................................41
General...............................................................................41
Wiring Diagrams.....................................................................52
Troubleshooting ......................................................................52
Printed in U.S.A.
Form 58CT-5SI
2-Stage Deluxe
Induced-Combustion
Cancels: II 312A-45-3
Pg 1
1-05
II 312A-45-4
1-05
Replaces: 58CT-4SI